Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:open_cluster
|
| gptkbp:age |
20–25 million years
|
| gptkbp:alsoKnownAs |
gptkb:NGC_663
|
| gptkbp:angularSize |
16 arcminutes
|
| gptkbp:apparentMagnitude |
7.1
|
| gptkbp:bestViewedIn |
autumn
|
| gptkbp:catalogue |
gptkb:Caldwell_catalogue
gptkb:NGC_catalogue |
| gptkbp:constellation |
gptkb:Cassiopeia
|
| gptkbp:declination |
+61° 15′
|
| gptkbp:discoveredBy |
gptkb:Caroline_Herschel
|
| gptkbp:discoveredIn |
1787
|
| gptkbp:distanceFromEarth |
6,850 light-years
|
| gptkbp:hasViewOf |
gptkb:Northern_Hemisphere
|
| gptkbp:locatedIn |
gptkb:Milky_Way
|
| gptkbp:notableFor |
rich in Be stars
contains several variable stars |
| gptkbp:rating |
over 400
|
| gptkbp:rightAscension |
01h 46m 12s
|
| gptkbp:bfsParent |
gptkb:NGC_663
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Caldwell 10
|